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costaspal
Level 3
Level 3
Member since ‎10-26-2001
‎05-20-2026
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User Statistics

  • 65 Posts
  • 0 Solutions
  • 721 Helpful votes Given
  • 14 Helpful votes Received
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Meraki Community Member
First Discussion
40 Discussion Posts
40 Replies
5 Discussion Posts
5 Helpful Vote
50 Discussion Posts
30 Replies
30 Discussion Posts
60 Discussion Posts
20 Discussion Posts
First Comment
10 Discussion Posts
1 Reply
1 Accepted Solution
10 Helpful Vote
1 Helpful Vote
CCP Member
20 Replies
10 Replies
5 Replies
Certifications
Webex Insider User Group
Cisco Certified Network Associate Data Center (CCNA Data Center)
Cisco Certified Network Associate Data Center (CCNA Data Center)
Cisco Certified Network Associate Data Center (CCNA Data Center)
Cisco Certified Network Associate Data Center (CCNA Data Center)
Cisco Certified Network Associate Collaboration (CCNA Collaboration)
Cisco Certified Network Associate Collaboration (CCNA Collaboration)
Cisco Certified Network Associate Collaboration (CCNA Collaboration)
Cisco Certified Network Associate Collaboration (CCNA Collaboration)
Cisco Certified Internetwork Expert Enterprise Infrastructure (CCIE Enterprise Infrastructure)
Cisco Certified Internetwork Expert Enterprise Infrastructure (CCIE Enterprise Infrastructure)
Cisco Certified Internetwork Expert Enterprise Infrastructure (CCIE Enterprise Infrastructure)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Professional Routing and Switching (CCNP Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)
Cisco Certified Network Associate Routing and Switching (CCNA Routing and Switching)

User Activity

QSFP-100G-SR4-S, fiber cable polarity

10-29-2024
Hello everyone I have to purchase a patch-cable to connect two QSFP-100G-SR4-S transceivers, but I'm asked about the polarity of the MPO cable and I cannot find anything in the transceivers' datasheet. Polarity A or B is the supported one ? Thanx, in...

Unable to install (new) Webex client - "No internet connection"

10-19-2022
Hello world ! I removed all outdated Webex S/W (meetings / teams) and tried to install the latest client but after downloading the "Webex.exe" and running it, I keep getting "No internet connection", no matter where I connect from ! I tried 2 differe...

ESAv (v13.5.1), look for email actions, trail / log

10-13-2022
Hello colleagues ! We're trying to investigate a customer incident were, someone (massively) deleted emails from a folder under "Policy, Virus and Outbreak Quarantines", and the customer needs to know who actually did it ! To the best of my knowledge...

One-sided LACP (to keep STP working...)

06-14-2022
Hello people ! I face a situation where, STP needs to keep doing its job - i.e. block one of the links, hence deliberately not setting the two uplinks in EtherChannel - but, on other side we have two (Core) Nexus switches in vPC so the dual connectio...

Is "RAPID-PVST+" and "rapid-pvst" one and the same ?

01-11-2022
Hello Community ! I know this will sound stupid but I have to ask...! We have a (CatOS) Cat.6509 connected to a Nexus 5672.The c6509 reports :> (enable) sh spantree summSpanning tree mode: RAPID-PVST+while the Nexus reports :# sh span sumSwitch is in...
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Community Statistics
Member Since ‎10-26-2001 01:23 AM
Date Last Visited ‎05-20-2026 04:45 AM
Posts 65
Total Helpful Votes Received 14