Quick Reference Guide

Reference Guide for the Model RT338 ISDN Router
11-4 System Maintenance
Figure 11-2 shows an example of a packet shown on Menu 24.1, with the source address field
underlined. In this example, an ICMP Ping packet with the source IP address (hexadecimal C0 A8
00 03 or decimal 192.168.0.3) triggered the last call. You must have a TCP/IP protocol reference
and the appropriate subprotocol RFCs in order to decode the packet header information.
Figure 11-2. Packet Examples
System Information
Static system information is displayed in Menu 24.2.1 - System Maintenance - Information as
shown in Figure 11-3.
Figure 11-3. Menu 24.2.1 - System Maintenance - Information
LAN Packet Which Triggered Last call: (Type: IP)
45 00 00 3C 02 12 00 00 38 01 36 49 C0 A8 00 03
C0 A8 01 01 08 00 62 2B
20 04 00 00 00 08 A9 D0 C0 44 87 22 00 01 02 03 04 05 06 07 08 09 0A 0B
Menu 24.2.1 - System Maintenance - Information
Name:
Routing: IP
RAS S/W Version: V2.40(N.00)b08 | 8/11/1999
Country Code: 255
LAN
Ethernet Address: 00:a0:c5:00:20:aa
IP Address: 192.168.0.1
IP Mask: 255.255.255.0
DHCP: Server
Press ESC or RETURN to Exit:
Sysmaint.fm Page 4 Friday, October 6, 2000 5:30 PM