I noticed udp/18999 is always listed in #show udp even if no IP is configured
as1r3#show udp Proto Remote Port Local Port In Out Stat TTY OutputIF 17 0.0.0.0 0 172.16.254.13 18999 0 0 11 0
What's so special about UDP/18999? Is this the first epheme...
Can the Catalyst 3650 24 PD be reset to factory settings
We just received 2 of these switches and I copy the supplied config from IBM to both switches but reported that the IP they had for one of the switches would conflict with the main switch that...
Hello,
I have a very large network which has several firewalls. I have never seen some of these sites and I am wrapping my head around the network as a whole. I do not have a master topology map to show me the layout, so I have been using tracert ...
I hope you guys are ok and before I start, just thanks to everyone.
I am starting to prepare my Cisco training however I just find myself into a problem at work.
I have PC and phone (VoIP) connected throught the same cable, meaning that the phone...
Hi,I'm learning about the UTP cables and the two standards T568A and T568B. I learnt that only two pairs (Pins: 1,2,3,6) are used for transmit and receive.Then why we need other two pairs (Pins:4,5,7,8) ?Any idea?Thanks in advance.Regards,Chandu
Hi
I am working on 3850 switches and need to config QoS. I do realize that it doesnt support mls qos anymore and was following the IOS based qos where I created ACL, followed by class-maps and finally tried to use service-policy on the interface to a...
Hello Guys,
I really wanted to know the right answer on this question,
How does a router handle an incoming packet whose destination network is missing in the routing table?
A. It discards the packet
B. It Broadcast the packet to each network on t...
I have two 3850s (Stacked) at our DR site. Everything is working fine from our OPS site to our DR site. There are a few more devices we need to add to our DR site and our 3850s are out of INTs. I visited yesterday and trunked a L2 (2960-s) switch to ...
Hello all,I have a situation where a specific unit on my network is booting using BOOTP.The unit is connected to a stack of two Cat3750X switches running IOS 12.2(55)SE1. The server and client is on the same VLAN on the same physical switch, so it is...
Hello Everyone,I need an help to setup a vpn connection for all the client in office to access the internal network when they are outside from office. Can anyone assist me on how to setup the vpn? i tried to search in web and i cant understand the co...
Hi,
I have an issue with IP SLA. My syslog shows this log:
Message: RouterAer1: *Nov 30 04:31:09.426: %TRACK-6-STATE: 1 ip sla 1 reachability Up -> Down
Message: RouterAer1: *Nov 30 04:31:14.426: %TRACK-6-STATE: 1 ip sla 1 reachability Down -> Up
M...
Hello everyone,I try to download cisco ASA image to pc using TFTP but unable to download and shows error message.Error message:
Source filename []? asa922-4-smp-k8.bin
Address or name of remote host []? 192.168.30.88
Destination filename [asa922-4-...
Hi All,
I'm migrating a 3750 switch to a 3850. On the 3750 macsec is configured.
cts manual
no propagate sgt
sap pmk 0 <pasw> mode-list gcm-encrypt
But this command does not seem to exist in my 3850.
(config-if-cts-manual)#sap pmk 0 pw mode...
Hi all,
I have a pair of Nexus 9236C's as a vPC Core and off which will be several Nexus 93108's Edge Switches. Am I correct in saying that a server CANNOT be dual honed (two NIC's Active Active) onto two different Edge switches, unless the Edge s...
