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mark-obrien
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About mark-obrien
08-18-2017
mark-obrien
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Member since
10-16-2002
363
Posts
124
Helpful
24
Solutions
Latest Contributions by mark-obrien
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Re: Telnet In
Created by
mark-obrien
in
Other Network Architecture Subjects
11-16-2005
11-16-2005
Check the config of the router to see if there is an access-class under the "line vty x y". An acces...
Re: HSRP/Excessive state changes
Created by
mark-obrien
in
Other Network Architecture Subjects
11-11-2005
11-11-2005
Actually both fast ethernet interfaces on Router 2 are showing several state changes. Check to see t...
Re: Telnet problem !
Created by
mark-obrien
in
Routing
10-29-2005
10-29-2005
Are the virtual terminal lines configured on r1? Look for the following in r1's config:line vty 0 4 ...
Re: ADDRESS OF FRAME ,etc. QUERIES - AUTHORITATIVE INFORMATION U
Created by
mark-obrien
in
Routing
10-29-2005
10-29-2005
1. The MAC address of the router is used.2. Straight-through.3. Erased.4. Datalink.9. Identification...
Re: CSM Destination Unreachable
Created by
mark-obrien
in
Application Networking
02-18-2005
02-18-2005
Gilles,I was able to sniff three segments simultaneously. Two of these segments were between the cli...
Re: CSM Destination Unreachable
Created by
mark-obrien
in
Application Networking
02-09-2005
02-09-2005
Thank you, Gilles.
CSM Destination Unreachable
Created by
mark-obrien
in
Application Networking
02-08-2005
02-08-2005
If a CSM receives a "Destination Unreachable - Fragmentation needed and DF set" ICMP message, does i...
Re: enable portfast on all ports.
Created by
mark-obrien
in
Other Network Architecture Subjects
12-27-2004
12-27-2004
You can use the Interface range command:interface range fa0/1 - 24 spanning-tree portfastBe careful ...
Re: channel-group with trunk in 2950 12.1(12c)EA1
Created by
mark-obrien
in
Other Network Architecture Subjects
08-28-2004
08-28-2004
Amber lights indicate a physical problem with a port. Ports that are blocking in spanning tree have ...
Re: Need Help with Cat 1900
Created by
mark-obrien
in
Other Network Architecture Subjects
08-28-2004
08-28-2004
Look for a power adaptor that provides nominally -48 VDC. Make sure that it will provide at least 39...
Re: DLCI Issue: Configuration or TELCO problem?
Created by
mark-obrien
in
Other Network Architecture Subjects
08-28-2004
08-28-2004
Sorry, but what you've shown here indicates that telco is correct (now anyway, but not at first) abo...
Re: Communicate between two VLANs
Created by
mark-obrien
in
Other Network Architecture Subjects
08-08-2004
08-08-2004
The 3550 has a connected route to 192.168.11.0/26, so the default gateway is not involved. It ARPs d...
Re: VT100 only on AS5200
Created by
mark-obrien
in
Other Network Architecture Subjects
08-08-2004
08-08-2004
Jide,Will these incoming calls be completed using modems or as data calls on the B channels?Mark
Re: Communicate between two VLANs
Created by
mark-obrien
in
Other Network Architecture Subjects
08-07-2004
08-07-2004
Norman,I'm sorry, I mis-typed the static route that the internet router will need. Instead of "ip ro...
Re: Communicate between two VLANs
Created by
mark-obrien
in
Other Network Architecture Subjects
08-06-2004
08-06-2004
The C3550 does not need the route pointing 192.168.11.0 255.255.255.192 to 192.168.11.4. This is a c...
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Public Statistics
Date Registered
10-16-2002
11:09 AM
Date Last Visited
08-18-2017
03:51 AM
Total Messages Posted
363
Total Helpful Votes Received
124
Helpful Votes Given To
User
Helpful Count
ruwhite
5
Gilles Dufour
5
See all >
Helpful Votes From
User
Helpful Count
mherrin79751
5
hutchisonr
5
rcjycisco
5
thelosmos
5
jerryjones
4
See all >