NetExtension (Oracle Java Wireless Client)

java.lang.Object
- com.cinterion.misc.NetExtension

```
public class NetExtension
extends Object
```
The NetExtension class provides additional Cinterion Wireless Modules specific network access.

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`DNS_ECONNREFUSED` Could not contact DNS servers (122)
`static int`	`DNS_EDESTRUCTION` Application terminated lookup (123)
`static int`	`DNS_EINVALIDPARAM` Domain name is too long (124)
`static int`	`DNS_EINVALIDSERVER` Canonical Name Loop (125)
`static int`	`DNS_ENODATA` DNS server returned answer with no data (120)
`static int`	`DNS_ETIMEOUT` Timeout while contacting DNS servers (121)
`static int`	`DNS_UNDEFINED` Undefined DNS error (126)
`static int`	`EACC` permission denied (28)
`static int`	`EADDRINUSE` The address is already in use (12)
`static int`	`EADDRNOTAVAIL` Cannot assign requested address (29)
`static int`	`EAFNOSUPPORT` Address family not supported by protocol (30)
`static int`	`EALREADY` A previous attempt at this operation is still ongoing (7)
`static int`	`EBADF` Invalid socket descriptor (2)
`static int`	`ECONNABORTED` An established connection was aborted, possibly due to a data transmission time-out or protocol error (14)
`static int`	`ECONNCLOSE` Remote peer has closed the connection (48)
`static int`	`ECONNREFUSED` Remote host has rejected the connection (21)
`static int`	`ECONNRESET` Remote host has reset the connection (15)
`static int`	`EDESTADDRREQ` Socket is not bound (8)
`static int`	`EFAULT` Bad address specified (3)
`static int`	`EHOST_NOT_FOUND` Host not found (24)
`static int`	`EHOSTDOWN` Host is down (31)
`static int`	`EHOSTUNREACH` Remote host is unreachable (22)
`static int`	`EINPROGRESS` Operation now in progress (32)
`static int`	`EINTR` Interrupted system call (33)
`static int`	`EINVAL` Invalid operation (4)
`static int`	`EISCONN` The socket is already connected (17)
`static int`	`EMFILE` No free socket descriptors (5)
`static int`	`EMSGSIZE` The supplied buffer was too large / small (9)
`static int`	`ENETDOWN` The network is unavailable (13)
`static int`	`ENETRESET` Network dropped connection because of reset (34)
`static int`	`ENETUNREACH` Network is unreachable (35)
`static int`	`ENOBUFS` No buffer space available (16)
`static int`	`ENOERROR` No error set (0)
`static int`	`ENOPROTOOPT` Protocol not available (36)
`static int`	`ENOTCONN` The socket is not connected (18)
`static int`	`ENOTSOCK` Socket operation on non-socket (37)
`static int`	`ENOTSUPP` Flags not supported (10)
`static int`	`EOK` No socket error (0)
`static int`	`EOPNOTSUPP` Operation not supported (11)
`static int`	`EPFNOSUPPORT` Protocol family not supported (38)
`static int`	`EPROTONOSUPPORT` Protocol not supported (39)
`static int`	`EPROTOTYPE` Protocol wrong type for socket (40)
`static int`	`ESHUTDOWN` Socket has been shutdown (19)
`static int`	`ESOCKTNOSUPPORT` Socket type not supported (41)
`static int`	`ETIMEDOUT` Connection timed out (20)
`static int`	`EUNEXPECTED` An unexpected error occurred (23)
`static int`	`EWOULDBLOCK` The operation would block (6)
`static int`	`INTERNAL_NETWORK_ERROR` Internal error
`static int`	`PDP_BADF` invalid descriptor for PDP context (88)
`static int`	`PDP_CANNOTOBTAINCTX` cannot obtain new context for PDP context (89)
`static int`	`PDP_CHAP_AUTH_FAILED` CHAP authentification failed for PDP context (86)
`static int`	`PDP_CONNECT_FAILED` PDP connection failed for PDP context (94
`static int`	`PDP_INTERNAL1` internal error for PDP context (90)
`static int`	`PDP_INTERNAL2` internal error for PDP context (91)
`static int`	`PDP_INTERNAL3` internal error for PDP context (93)
`static int`	`PDP_INTERNAL4` internal error for PDP context (95)
`static int`	`PDP_INTERNAL5` internal error for PDP context (99)
`static int`	`PDP_IPCP_FAILED` IPCP error for PDP context (87)
`static int`	`PDP_LCP_FAILED` LCP error for PDP context (84)
`static int`	`PDP_NETWORK_NOT_UP` network could not start for PDP context (98)
`static int`	`PDP_NO_AUTH_REQ` no auth request possible for PDP context (92)
`static int`	`PDP_NO_DNS_RECEIVED` no DNS received for PDP context (100)
`static int`	`PDP_NO_IP_RECEIVED` no IP address received for PDP context (96)
`static int`	`PDP_NO_NETWORK_ID` no network ID received for PDP context (97)
`static int`	`PDP_PAP_AUTH_FAILED` PAP authentification failed for PDP context (85)
`static byte`	`SOCK_MAX_RETR` SocketConnection additional Socket option for the max number of retries for a tcp packet, except SYN packets (see SYNCACHE_REXMTLIMIT for SYN packets) (37).
`static byte`	`SOCK_SNDTIMEO` Socket optione for the overall packet retry timeout in ms (36).
`static byte`	`SOCK_SYNCACHE_MAXTIMEOUT` SocketConnection additional Socket option for the max retry timeout between SYN packet retries: Limit max timeout in ms between SYN packets (40).
`static byte`	`SOCK_SYNCACHE_REXMTLIMIT` SocketConnection additional Socket option for the max number of retries for a tcp SYN packet (39).
`static byte`	`SOCK_UACK` SocketConnection additional Socket option for he number of unacknowledged data for a tcp socket (38).

Method Summary

Methods
Modifier and Type	Method and Description
`static int`	`GetTcpIRT()` Get TCP initial retransmission timeout for this midlet, if set with SetTcpIRT
`static int`	`GetTcpNR()` Get TCP number of retransmissions for this midlet, if set with GetTcpNR
`static int`	`GetTcpOT()` Get TCP retransmission overall timeout for this midlet, if set with GetTcpOT
`static int`	`GetTcpSMRT()` Get TCP SYN packet retransmission overall timeout for this midlet, if set with SetTcpSMRT
`static int`	`GetTcpSNR()` Get number of TCP SYN packet retransmissions for this midlet, if set with SetTcpSNR
`static String`	`HostbyAddr(String Hostaddr)` retrieve the DNS name from a Hosts IP address in dotted notation (aaa.bbb.ccc.ddd)
`static String`	`Hostname(String Host)` retrieve IP address of Host as String in dotted notation (aaa.bbb.ccc.ddd)
`static int`	`LastNetError()` Retrieve and reset the last occurred network error for the current thread.
`static int`	`Ping(String Host)` ping host
`static int`	`Ping(String Host, int Timeout)` ping host with timeout in ms,
`static int`	`Ping(String Host, int Timeout, int NumPings)` ping host with NumPings packets, timeout for every packet in ms,
`static int`	`Ping(String Host, int Timeout, int NumPings, int Size)` ping host with NumPings packets, with Size bytes content, timeout for every packet in ms,
`static int`	`Ping(String Host, int Timeout, int NumPings, int Size, int Delay)` ping host with NumPings packets, with Size bytes content, timeout for every packet in ms, Delay delay between each packet,
`static int`	`Ping(String Host, int Timeout, int NumPings, int Size, int Delay, int Ttl)` ping host with NumPings packets, with Size bytes content, timeout for every packet in ms, Delay delay between each packet, Ttl TTL
`static int`	`Ping(String Host, int Timeout, int NumPings, int Size, int Delay, int Ttl, PingResponse Response)` ping host with NumPings packets, with Size bytes content, timeout for every packet in ms, Delay delay between each packet, Ttl TTL
`static void`	`SetTcpIRT(int irt)` Set TCP initial retransmission timeout for every next opened socket of this midlet
`static void`	`SetTcpNR(int nr)` Set TCP number of retransmissions for every next opened socket of this midlet
`static void`	`SetTcpOT(int ot)` Set TCP retransmission overall timeout for every next opened socket of this midlet.
`static void`	`SetTcpSMRT(int smrt)` Set TCP SYN packet retransmission overall timeout for every next opened socket of this midlet
`static void`	`SetTcpSNR(int snr)` Set TCP number of SYN packet retransmissions for every next opened socket of this midlet

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - SOCK_SNDTIMEO
```
public static final byte SOCK_SNDTIMEO
```
    Socket optione for the overall packet retry timeout in ms (36).
    
    See Also:
    Constant Field Values
  - SOCK_MAX_RETR
```
public static final byte SOCK_MAX_RETR
```
    SocketConnection additional Socket option for the max number of retries for a tcp packet, except SYN packets (see SYNCACHE_REXMTLIMIT for SYN packets) (37).
    
    See Also:
    Constant Field Values
  - SOCK_UACK
```
public static final byte SOCK_UACK
```
    SocketConnection additional Socket option for he number of unacknowledged data for a tcp socket (38).
    
    See Also:
    Constant Field Values
  - SOCK_SYNCACHE_REXMTLIMIT
```
public static final byte SOCK_SYNCACHE_REXMTLIMIT
```
    SocketConnection additional Socket option for the max number of retries for a tcp SYN packet (39).
    
    See Also:
    Constant Field Values
  - SOCK_SYNCACHE_MAXTIMEOUT
```
public static final byte SOCK_SYNCACHE_MAXTIMEOUT
```
    SocketConnection additional Socket option for the max retry timeout between SYN packet retries: Limit max timeout in ms between SYN packets (40).
    
    See Also:
    Constant Field Values
  - ENOERROR
```
public static final int ENOERROR
```
    No error set (0)
    
    See Also:
    Constant Field Values
  - EOK
```
public static final int EOK
```
    No socket error (0)
    
    See Also:
    Constant Field Values
  - EBADF
```
public static final int EBADF
```
    Invalid socket descriptor (2)
    
    See Also:
    Constant Field Values
  - EFAULT
```
public static final int EFAULT
```
    Bad address specified (3)
    
    See Also:
    Constant Field Values
  - EINVAL
```
public static final int EINVAL
```
    Invalid operation (4)
    
    See Also:
    Constant Field Values
  - EMFILE
```
public static final int EMFILE
```
    No free socket descriptors (5)
    
    See Also:
    Constant Field Values
  - EWOULDBLOCK
```
public static final int EWOULDBLOCK
```
    The operation would block (6)
    
    See Also:
    Constant Field Values
  - EALREADY
```
public static final int EALREADY
```
    A previous attempt at this operation is still ongoing (7)
    
    See Also:
    Constant Field Values
  - EDESTADDRREQ
```
public static final int EDESTADDRREQ
```
    Socket is not bound (8)
    
    See Also:
    Constant Field Values
  - EMSGSIZE
```
public static final int EMSGSIZE
```
    The supplied buffer was too large / small (9)
    
    See Also:
    Constant Field Values
  - ENOTSUPP
```
public static final int ENOTSUPP
```
    Flags not supported (10)
    
    See Also:
    Constant Field Values
  - EOPNOTSUPP
```
public static final int EOPNOTSUPP
```
    Operation not supported (11)
    
    See Also:
    Constant Field Values
  - EADDRINUSE
```
public static final int EADDRINUSE
```
    The address is already in use (12)
    
    See Also:
    Constant Field Values
  - ENETDOWN
```
public static final int ENETDOWN
```
    The network is unavailable (13)
    
    See Also:
    Constant Field Values
  - ECONNABORTED
```
public static final int ECONNABORTED
```
    An established connection was aborted, possibly due to a data transmission time-out or protocol error (14)
    
    See Also:
    Constant Field Values
  - ECONNRESET
```
public static final int ECONNRESET
```
    Remote host has reset the connection (15)
    
    See Also:
    Constant Field Values
  - ENOBUFS
```
public static final int ENOBUFS
```
    No buffer space available (16)
    
    See Also:
    Constant Field Values
  - EISCONN
```
public static final int EISCONN
```
    The socket is already connected (17)
    
    See Also:
    Constant Field Values
  - ENOTCONN
```
public static final int ENOTCONN
```
    The socket is not connected (18)
    
    See Also:
    Constant Field Values
  - ESHUTDOWN
```
public static final int ESHUTDOWN
```
    Socket has been shutdown (19)
    
    See Also:
    Constant Field Values
  - ETIMEDOUT
```
public static final int ETIMEDOUT
```
    Connection timed out (20)
    
    See Also:
    Constant Field Values
  - ECONNREFUSED
```
public static final int ECONNREFUSED
```
    Remote host has rejected the connection (21)
    
    See Also:
    Constant Field Values
  - EHOSTUNREACH
```
public static final int EHOSTUNREACH
```
    Remote host is unreachable (22)
    
    See Also:
    Constant Field Values
  - EUNEXPECTED
```
public static final int EUNEXPECTED
```
    An unexpected error occurred (23)
    
    See Also:
    Constant Field Values
  - EHOST_NOT_FOUND
```
public static final int EHOST_NOT_FOUND
```
    Host not found (24)
    
    See Also:
    Constant Field Values
  - EACC
```
public static final int EACC
```
    permission denied (28)
    
    See Also:
    Constant Field Values
  - EADDRNOTAVAIL
```
public static final int EADDRNOTAVAIL
```
    Cannot assign requested address (29)
    
    See Also:
    Constant Field Values
  - EAFNOSUPPORT
```
public static final int EAFNOSUPPORT
```
    Address family not supported by protocol (30)
    
    See Also:
    Constant Field Values
  - EHOSTDOWN
```
public static final int EHOSTDOWN
```
    Host is down (31)
    
    See Also:
    Constant Field Values
  - EINPROGRESS
```
public static final int EINPROGRESS
```
    Operation now in progress (32)
    
    See Also:
    Constant Field Values
  - EINTR
```
public static final int EINTR
```
    Interrupted system call (33)
    
    See Also:
    Constant Field Values
  - ENETRESET
```
public static final int ENETRESET
```
    Network dropped connection because of reset (34)
    
    See Also:
    Constant Field Values
  - ENETUNREACH
```
public static final int ENETUNREACH
```
    Network is unreachable (35)
    
    See Also:
    Constant Field Values
  - ENOPROTOOPT
```
public static final int ENOPROTOOPT
```
    Protocol not available (36)
    
    See Also:
    Constant Field Values
  - ENOTSOCK
```
public static final int ENOTSOCK
```
    Socket operation on non-socket (37)
    
    See Also:
    Constant Field Values
  - EPFNOSUPPORT
```
public static final int EPFNOSUPPORT
```
    Protocol family not supported (38)
    
    See Also:
    Constant Field Values
  - EPROTONOSUPPORT
```
public static final int EPROTONOSUPPORT
```
    Protocol not supported (39)
    
    See Also:
    Constant Field Values
  - EPROTOTYPE
```
public static final int EPROTOTYPE
```
    Protocol wrong type for socket (40)
    
    See Also:
    Constant Field Values
  - ESOCKTNOSUPPORT
```
public static final int ESOCKTNOSUPPORT
```
    Socket type not supported (41)
    
    See Also:
    Constant Field Values
  - ECONNCLOSE
```
public static final int ECONNCLOSE
```
    Remote peer has closed the connection (48)
    
    See Also:
    Constant Field Values
  - PDP_LCP_FAILED
```
public static final int PDP_LCP_FAILED
```
    LCP error for PDP context (84)
    
    See Also:
    Constant Field Values
  - PDP_PAP_AUTH_FAILED
```
public static final int PDP_PAP_AUTH_FAILED
```
    PAP authentification failed for PDP context (85)
    
    See Also:
    Constant Field Values
  - PDP_CHAP_AUTH_FAILED
```
public static final int PDP_CHAP_AUTH_FAILED
```
    CHAP authentification failed for PDP context (86)
    
    See Also:
    Constant Field Values
  - PDP_IPCP_FAILED
```
public static final int PDP_IPCP_FAILED
```
    IPCP error for PDP context (87)
    
    See Also:
    Constant Field Values
  - PDP_BADF
```
public static final int PDP_BADF
```
    invalid descriptor for PDP context (88)
    
    See Also:
    Constant Field Values
  - PDP_CANNOTOBTAINCTX
```
public static final int PDP_CANNOTOBTAINCTX
```
    cannot obtain new context for PDP context (89)
    
    See Also:
    Constant Field Values
  - PDP_INTERNAL1
```
public static final int PDP_INTERNAL1
```
    internal error for PDP context (90)
    
    See Also:
    Constant Field Values
  - PDP_INTERNAL2
```
public static final int PDP_INTERNAL2
```
    internal error for PDP context (91)
    
    See Also:
    Constant Field Values
  - PDP_NO_AUTH_REQ
```
public static final int PDP_NO_AUTH_REQ
```
    no auth request possible for PDP context (92)
    
    See Also:
    Constant Field Values
  - PDP_INTERNAL3
```
public static final int PDP_INTERNAL3
```
    internal error for PDP context (93)
    
    See Also:
    Constant Field Values
  - PDP_CONNECT_FAILED
```
public static final int PDP_CONNECT_FAILED
```
    PDP connection failed for PDP context (94
    
    See Also:
    Constant Field Values
  - PDP_INTERNAL4
```
public static final int PDP_INTERNAL4
```
    internal error for PDP context (95)
    
    See Also:
    Constant Field Values
  - PDP_NO_IP_RECEIVED
```
public static final int PDP_NO_IP_RECEIVED
```
    no IP address received for PDP context (96)
    
    See Also:
    Constant Field Values
  - PDP_NO_NETWORK_ID
```
public static final int PDP_NO_NETWORK_ID
```
    no network ID received for PDP context (97)
    
    See Also:
    Constant Field Values
  - PDP_NETWORK_NOT_UP
```
public static final int PDP_NETWORK_NOT_UP
```
    network could not start for PDP context (98)
    
    See Also:
    Constant Field Values
  - PDP_INTERNAL5
```
public static final int PDP_INTERNAL5
```
    internal error for PDP context (99)
    
    See Also:
    Constant Field Values
  - PDP_NO_DNS_RECEIVED
```
public static final int PDP_NO_DNS_RECEIVED
```
    no DNS received for PDP context (100)
    
    See Also:
    Constant Field Values
  - DNS_ENODATA
```
public static final int DNS_ENODATA
```
    DNS server returned answer with no data (120)
    
    See Also:
    Constant Field Values
  - DNS_ETIMEOUT
```
public static final int DNS_ETIMEOUT
```
    Timeout while contacting DNS servers (121)
    
    See Also:
    Constant Field Values
  - DNS_ECONNREFUSED
```
public static final int DNS_ECONNREFUSED
```
    Could not contact DNS servers (122)
    
    See Also:
    Constant Field Values
  - DNS_EDESTRUCTION
```
public static final int DNS_EDESTRUCTION
```
    Application terminated lookup (123)
    
    See Also:
    Constant Field Values
  - DNS_EINVALIDPARAM
```
public static final int DNS_EINVALIDPARAM
```
    Domain name is too long (124)
    
    See Also:
    Constant Field Values
  - DNS_EINVALIDSERVER
```
public static final int DNS_EINVALIDSERVER
```
    Canonical Name Loop (125)
    
    See Also:
    Constant Field Values
  - DNS_UNDEFINED
```
public static final int DNS_UNDEFINED
```
    Undefined DNS error (126)
    
    See Also:
    Constant Field Values
  - INTERNAL_NETWORK_ERROR
```
public static final int INTERNAL_NETWORK_ERROR
```
    Internal error
    
    See Also:
    Constant Field Values
- Method Detail
  - LastNetError
```
public static int LastNetError()
```
    Retrieve and reset the last occurred network error for the current thread. Use it on connector.open() exceptions, for example. See error codes above.
    
    Returns:
    A number with the last occurred error code from above
  - Hostname
```
public static String Hostname(String Host)
                       throws ConnectionNotFoundException,
                              IOException
```
    retrieve IP address of Host as String in dotted notation (aaa.bbb.ccc.ddd)
    Note: For the hostname string, optional parameters as an alternative to at^sjnet are possible, see SocketConnection (Cinterion WM optional parameters) for further details.
    
    Parameters:
    Host - A string with a hostname and optional bearer control parameters
    
    Returns:
    A string with the IP addr in dotted notation
    
    Throws:
    
    ConnectionNotFoundException
    
    IOException
    See Also:
    SocketConnection
  - HostbyAddr
```
public static String HostbyAddr(String Hostaddr)
                         throws IOException
```
    retrieve the DNS name from a Hosts IP address in dotted notation (aaa.bbb.ccc.ddd)
    Note: For the Host address string, optional parameters as an alternative to at^sjnet are possible, see SocketConnection (Cinterion WM optional parameters) for further details.
    
    Parameters:
    Host - A string with a IP address as string in dotted notation and optional bearer control parameters
    
    Returns:
    A string with the DNS name
    
    Throws:
    
    IOException
    See Also:
    SocketConnection
  - Ping
```
public static int Ping(String Host,
       int Timeout,
       int NumPings,
       int Size,
       int Delay,
       int Ttl,
       PingResponse Response)
                throws ConnectionNotFoundException,
                       IOException
```
    ping host with NumPings packets, with Size bytes content, timeout for every packet in ms, Delay delay between each packet, Ttl TTL
    Note: For the hostname string, optional parameters as an alternative to at^sjnet are possible, see SocketConnection (Cinterion WM optional parameters) for further details.
    
    Parameters:
    Host - A string with a hostname and optional bearer control parameters
    Timeout - a max timeout for every ping packet
    NumPings - number of ping packets to send
    Size - the amount of content bytes within a packet
    Delay - a timeout between each packet to send
    Ttl - a valid time to live value for a packet
    
    Returns:
    The average round trip delay (avg_rtt) or a negative error code value (-1 * error code from above)
    
    Throws:
    
    ConnectionNotFoundException
    
    IOException
    See Also:
    SocketConnection
  - Ping
```
public static int Ping(String Host,
       int Timeout,
       int NumPings,
       int Size,
       int Delay,
       int Ttl)
                throws ConnectionNotFoundException,
                       IOException
```
    ping host with NumPings packets, with Size bytes content, timeout for every packet in ms, Delay delay between each packet, Ttl TTL
    Note: For the hostname string, optional parameters as an alternative to at^sjnet are possible, see SocketConnection (Cinterion WM optional parameters) for further details.
    
    Parameters:
    Host - A string with a hostname and optional bearer control parameters
    Timeout - a max timeout for every ping packet
    NumPings - number of ping packets to send
    Size - the amount of content bytes within a packet
    Delay - a timeout between each packet to send
    Ttl - a valid time to live value for a packet
    
    Returns:
    The average round trip delay (avg_rtt) or a negative error code value (-1 * error code from above)
    
    Throws:
    
    ConnectionNotFoundException
    
    IOException
    See Also:
    SocketConnection
  - Ping
```
public static int Ping(String Host,
       int Timeout,
       int NumPings,
       int Size,
       int Delay)
                throws ConnectionNotFoundException,
                       IOException
```
    ping host with NumPings packets, with Size bytes content, timeout for every packet in ms, Delay delay between each packet,
    with Ttl=128
    Note: For the hostname string, optional parameters as an alternative to at^sjnet are possible, see SocketConnection (Cinterion WM optional parameters) for further details.
    
    Parameters:
    Host - A string with a hostname and optional bearer control parameters
    Timeout - a max timeout for every ping packet
    NumPings - number of ping packets to send
    Size - the amount of content bytes within a packet
    Delay - a timeout between each packet to send
    
    Returns:
    The average round trip delay (avg_rtt) or a negative error code value (-1 * error code from above)
    
    Throws:
    
    ConnectionNotFoundException
    
    IOException
    See Also:
    SocketConnection
  - Ping
```
public static int Ping(String Host,
       int Timeout,
       int NumPings,
       int Size)
                throws ConnectionNotFoundException,
                       IOException
```
    ping host with NumPings packets, with Size bytes content, timeout for every packet in ms,
    with Ttl=128, delay=1000ms
    Note: For the hostname string, optional parameters as an alternative to at^sjnet are possible, see SocketConnection (Cinterion WM optional parameters) for further details.
    
    Parameters:
    Host - A string with a hostname and optional bearer control parameters
    Timeout - a max timeout for every ping packet
    NumPings - number of ping packets to send
    Size - the amount of content bytes within a packet
    
    Returns:
    The average round trip delay (avg_rtt) or a negative error code value (-1 * error code from above)
    
    Throws:
    
    ConnectionNotFoundException
    
    IOException
    See Also:
    SocketConnection
  - Ping
```
public static int Ping(String Host,
       int Timeout,
       int NumPings)
                throws ConnectionNotFoundException,
                       IOException
```
    ping host with NumPings packets, timeout for every packet in ms,
    with Ttl=128, delay=1000 ms, contentsize=32 bytes
    Note: For the hostname string, optional parameters as an alternative to at^sjnet are possible, see SocketConnection (Cinterion WM optional parameters) for further details.
    
    Parameters:
    Host - A string with a hostname and optional bearer control parameters
    Timeout - a max timeout for every ping packet
    NumPings - number of ping packets to send
    
    Returns:
    The average round trip delay (avg_rtt) or a negative error code value (-1 * error code from above)
    
    Throws:
    
    ConnectionNotFoundException
    
    IOException
    See Also:
    SocketConnection
  - Ping
```
public static int Ping(String Host,
       int Timeout)
                throws ConnectionNotFoundException,
                       IOException
```
    ping host with timeout in ms,
    with Ttl=128, contentsize=32 bytes, 1 ping packet sent
    Note: For the hostname string, optional parameters as an alternative to at^sjnet are possible, see SocketConnection (Cinterion WM optional parameters) for further details.
    
    Parameters:
    Host - A string with a hostname and optional bearer control parameters
    Timeout - a max timeout for every ping packet
    
    Returns:
    The round trip delay (rtt) or a negative error code value (-1 * error code from above)
    
    Throws:
    
    ConnectionNotFoundException
    
    IOException
    See Also:
    SocketConnection
  - Ping
```
public static int Ping(String Host)
                throws ConnectionNotFoundException,
                       IOException
```
    ping host
    with Ttl=128, contentsize=32 bytes, 1 ping packet sent, timeout=5000 ms
    Note: For the hostname string, optional parameters as an alternative to at^sjnet are possible, see SocketConnection (Cinterion WM optional parameters) for further details.
    
    Parameters:
    Host - A string with a hostname and optional bearer control parameters
    
    Returns:
    The round trip delay (rtt) or a negative error code value (-1 * error code from above)
    
    Throws:
    
    ConnectionNotFoundException
    
    IOException
    See Also:
    SocketConnection
  - SetTcpNR
```
public static void SetTcpNR(int nr)
                     throws IOException
```
    Set TCP number of retransmissions for every next opened socket of this midlet
    
    Parameters:
    nr - number of retransmissions
    
    Throws:
    
    IOException
  - SetTcpOT
```
public static void SetTcpOT(int ot)
                     throws IOException
```
    Set TCP retransmission overall timeout for every next opened socket of this midlet. This value is not used for SYNC retransmissions.
    
    Parameters:
    ot - overall timeout in milliseconds
    
    Throws:
    
    IOException
  - SetTcpSNR
```
public static void SetTcpSNR(int snr)
                      throws IOException
```
    Set TCP number of SYN packet retransmissions for every next opened socket of this midlet
    
    Parameters:
    snr - number of retransmissions for SYNC packets
    
    Throws:
    
    IOException
  - SetTcpSMRT
```
public static void SetTcpSMRT(int smrt)
                       throws IOException
```
    Set TCP SYN packet retransmission overall timeout for every next opened socket of this midlet
    
    Parameters:
    smrt - overall timeout for SYNC retransmissions in milliseconds
    
    Throws:
    
    IOException
  - SetTcpIRT
```
public static void SetTcpIRT(int irt)
                      throws IOException
```
    Set TCP initial retransmission timeout for every next opened socket of this midlet
    
    Parameters:
    irt - initial retransmission timeout in milliseconds
    
    Throws:
    
    IOException
  - GetTcpNR
```
public static int GetTcpNR()
                    throws IOException
```
    Get TCP number of retransmissions for this midlet, if set with GetTcpNR
    
    Returns:
    number of retransmissions for TCP packets except SYN packets
    
    Throws:
    
    IOException
  - GetTcpOT
```
public static int GetTcpOT()
                    throws IOException
```
    Get TCP retransmission overall timeout for this midlet, if set with GetTcpOT
    
    Returns:
    overall timeout value in millisecondds for TCP packets except SYN packets
    
    Throws:
    
    IOException
  - GetTcpSNR
```
public static int GetTcpSNR()
                     throws IOException
```
    Get number of TCP SYN packet retransmissions for this midlet, if set with SetTcpSNR
    
    Returns:
    number of retransmissions for TCP SYNC packets
    
    Throws:
    
    IOException
  - GetTcpSMRT
```
public static int GetTcpSMRT()
                      throws IOException
```
    Get TCP SYN packet retransmission overall timeout for this midlet, if set with SetTcpSMRT
    
    Returns:
    overall timeout value in millisecondds for TCP SYN packets
    
    Throws:
    
    IOException
  - GetTcpIRT
```
public static int GetTcpIRT()
                     throws IOException
```
    Get TCP initial retransmission timeout for this midlet, if set with SetTcpIRT
    
    Returns:
    initial retransmission timeout in millisecondds for TCP
    
    Throws:
    
    IOException

Class NetExtension

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

SOCK_SNDTIMEO

SOCK_MAX_RETR

SOCK_UACK

SOCK_SYNCACHE_REXMTLIMIT

SOCK_SYNCACHE_MAXTIMEOUT

ENOERROR

EOK

EBADF

EFAULT

EINVAL

EMFILE

EWOULDBLOCK

EALREADY

EDESTADDRREQ

EMSGSIZE

ENOTSUPP

EOPNOTSUPP

EADDRINUSE

ENETDOWN

ECONNABORTED

ECONNRESET

ENOBUFS

EISCONN

ENOTCONN

ESHUTDOWN

ETIMEDOUT

ECONNREFUSED

EHOSTUNREACH

EUNEXPECTED

EHOST_NOT_FOUND

EACC

EADDRNOTAVAIL

EAFNOSUPPORT

EHOSTDOWN

EINPROGRESS

EINTR

ENETRESET

ENETUNREACH

ENOPROTOOPT

ENOTSOCK

EPFNOSUPPORT

EPROTONOSUPPORT

EPROTOTYPE

ESOCKTNOSUPPORT

ECONNCLOSE

PDP_LCP_FAILED

PDP_PAP_AUTH_FAILED

PDP_CHAP_AUTH_FAILED

PDP_IPCP_FAILED

PDP_BADF

PDP_CANNOTOBTAINCTX

PDP_INTERNAL1

PDP_INTERNAL2

PDP_NO_AUTH_REQ

PDP_INTERNAL3

PDP_CONNECT_FAILED

PDP_INTERNAL4

PDP_NO_IP_RECEIVED

PDP_NO_NETWORK_ID

PDP_NETWORK_NOT_UP

PDP_INTERNAL5

PDP_NO_DNS_RECEIVED

DNS_ENODATA

DNS_ETIMEOUT

DNS_ECONNREFUSED

DNS_EDESTRUCTION

DNS_EINVALIDPARAM

DNS_EINVALIDSERVER

DNS_UNDEFINED

INTERNAL_NETWORK_ERROR

Method Detail

LastNetError

Hostname

HostbyAddr

Ping