On Thursday 06 January 2005 18:56, Jeremy C. Reed wrote: > > bmike1@3[bmike1]$ sudo ping -c 5 -I eth0 > > Usage: pin...... > > What ping is that? The ping from Linux NetKit doesn't seem to have that > option. Although a BSD ping does have a -I. The ping in iputils seems to have it. Observe: (from 'man ping' options section) -I interface address Set source address to specified interface address. Argument may be numeric IP address or name of device. When pinging IPv6 link- local address this option is required. > If your type of switch supports having an assigned IP, then you should be > able to ping it. well, according to 'cu -s 9600 -l /dev/ttyS2' (which accesses the Cisco console system: #show ip IP State : user IP Address : 10.10.10.5 Subnet Mask : 255.0.0.0 Default Gateway : 10.10.10.10 HTTP server : Enabled HTTP port : 80 # > > 2- what's wrong with the broadcast ping? I meanthe broadcast address > > for both eth0 and the switch are 10.255.255.255 > Maybe you are using the wrong IP and wrong broadcast address. Here is what happens when I ping from the Cisco console system: #ping 10.255.255.255 ****(broadcast for both switch and eth0)**** Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 10.255.255.255, timeout is 2 seconds: ..... Success rate is 0 percent (0/5), round-trip min/avg/max = 0/0/0 ms #ping 10.10.10.5 ****(the switch)**** Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 10.10.10.5, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 0/0/0 ms #ping 10.10.10.2 ****(eth0)**** Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 10.10.10.2, timeout is 2 seconds: ..... Success rate is 0 percent (0/5), round-trip min/avg/max = 0/0/0 ms # here is what happens when I ping from a terminal window (konsole) bmike1@3[bmike1]$ sudo ping -bc 4 10.255.255.255 WARNING: pinging broadcast address PING 10.255.255.255 (10.255.255.255) 56(84) bytes of data. ping: sendmsg: Operation not permitted ping: sendmsg: Operation not permitted ping: sendmsg: Operation not permitted ping: sendmsg: Operation not permitted --- 10.255.255.255 ping statistics --- 4 packets transmitted, 0 received, 100% packet loss, time 3013ms bmike1@3[bmike1]$ sudo ping -c 4 10.10.10.2 PING 10.10.10.2 (10.10.10.2) 56(84) bytes of data. 64 bytes from 10.10.10.2: icmp_seq=1 ttl=64 time=0.169 ms 64 bytes from 10.10.10.2: icmp_seq=2 ttl=64 time=0.122 ms 64 bytes from 10.10.10.2: icmp_seq=3 ttl=64 time=0.124 ms 64 bytes from 10.10.10.2: icmp_seq=4 ttl=64 time=0.123 ms --- 10.10.10.2 ping statistics --- 4 packets transmitted, 4 received, 0% packet loss, time 3003ms rtt min/avg/max/mdev = 0.122/0.134/0.169/0.023 ms bmike1@3[bmike1]$ sudo ping -c 4 10.10.10.5 PING 10.10.10.5 (10.10.10.5) 56(84) bytes of data. ping: sendmsg: Operation not permitted ping: sendmsg: Operation not permitted ping: sendmsg: Operation not permitted ping: sendmsg: Operation not permitted --- 10.10.10.5 ping statistics --- 4 packets transmitted, 0 received, 100% packet loss, time 2999ms I am now at a loss for words. --------------------------------------------------- PLUG-discuss mailing list - PLUG-discuss@lists.plug.phoenix.az.us To subscribe, unsubscribe, or to change you mail settings: http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss