3Com 3C892 manual Call Information, Isdn Line Information Description

102CHAPTER 9: TROUBLESHOOTING AND MAINTENANCE

Understanding ISDN The ISDN statistics provided are as follows.

Information

Layer 1 status: Indicates whether layer 1, the physical connection, of the ISDN line is up or down. If layer 1 remains down after you attempt to place a call, there may be a problem with your ISDN line. First, check to ensure that the correct cable (labeled ISDN) is firmly connected to the ISDN LAN Modem and the wall jack. If the problem remains, you should contact your telephone company.

Table 9

ISDN Line Information	Description
Layer 1 status	Indicates whether layer 1 of your ISDN line is up or down.
SPID 1 status	Indicates whether SPID 1 is initialized.
SPID 2 status	Indicates whether SPID 2 is initialized.

Understanding Current The current call information provided is as follows.

Call Information

Table 10 Current Call Information Description

Current Call	For This Call
Information	Type	Description
Call type	Data or voice	Indicates the type of call (data or voice) and the
		B channel rate (56 Kbps or 64 Kbps).
Call direction	Data or voice	Indicates whether the current call is incoming or
		outgoing.
Service provider name	Outgoing data	Indicates the destination to which the current call is
		connected.
IP address in use	Data call	Indicates the IP address assigned by the service
		provider.
Primary DNS address	Outgoing data	Indicates the primary DNS address of the service
		provider to which the current call is connected.
Secondary DNS address	Outgoing data	If a secondary DNS address is needed, indicates the
		secondary DNS address of the service provider to
		which the current call is connected. This field will be
		empty if a secondary DNS address is not needed.
Data call options	Data call	If the current call is a data call, indicates the type of
		data call, (Multilink PPP or PPP); number of B channels
		in use for the call; whether compression is on or off,
		authentication type, and whether BACP was
		negotiated (on) or not (off). For example,
		Multilink(2B)No-BACP/PAP/Compression-On.
Call start time	Voice or data	Displays the date and time the call began.
The call has been up for	Data call	Indicates the length of time the current call has been
(seconds)		connected.
The connection has	Data call	Indicates the length of time the current call has been
been idle for (seconds)		idle.
Number of octets	Data call	Indicates the number of octets (bytes) received by the
received		ISDN LAN Modem.
Number of octets	Data call	Indicates the number of octets (bytes) transmitted by
transmitted		the ISDN LAN Modem.
(continued)