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Community Activity

Resolved! Is AES-256-CBC the same as AES-256-SHA?

Trying to VPN peer an ASA 5505 to a 3rd party's Palo Alto.  The only IKE/IPSec options they have are CBC and GCM.  Are either of those the same as the AES256-SHA that the ASA's support or am I out of luck? 

connect between Cisco N5k vs Dell blade

I have 1 blade DELL and 2 switch cisco n5k  e1/37-40 <=> Te0/49-52with N5k-1 & vsys01-dell, use port channel 4 member, any work normalbut with N5k-2 & vsys02-dell, only 1 port working, 3 other port status up but protocol downshow int po1 in DELL swit...

quynhln8 by Level 1
  • 259 Views
  • 7 replies
  • 0 Helpful votes

CISCO 4321 suddenly not generating ip from POOL

Greeting!  After the power outage our router started not giving out IP addresses from a List of Pools. im puzzled bcoz setting used to work fine.ip dhcp excluded-address 192.168.2.1 192.168.2.30ip dhcp excluded-address 192.168.10.1 192.168.10.100ip d...

FIPD by Level 1
  • 219 Views
  • 10 replies
  • 0 Helpful votes

Resolved! Able to ping subnet from router but not devices

Still newish to networking and currently working on a project and just trying to get some insight on where i may be going wrong. I need to setup 3 lans, and the public addresses needed to be 172.0.10.1; 172.0.20.1; and, 172.0.30.1 respectively for th...

debug subnets.png
jrow by Level 1
  • 150 Views
  • 5 replies
  • 0 Helpful votes

Catalyst 3560-CXでno switchport を実行した後のパケットキャプチャの方法

SwitchでHTTP通信のパケットキャプチャをしたいと考えています。パケットキャプチャの起動はできたのですが、HTTP通信が記録されていませんでした。原因や対処方法が分かる方いらっしゃれば、ご回答いただけますと幸いです。 設定した内容を示します。まずはIPアドレスが欲しいので設定しました。あとでTFTPでpcapを送るためです。enable config ter ip routing # これでL3のルーティングをしてくれるようになる service dhcp # DHCPサービスの開始 i...

スクリーンショット 2024-06-21 102242.jpg
si1 by Level 1
  • 40 Views
  • 0 replies
  • 0 Helpful votes

DNAC issue with IOS switch upgrade

Hi,Is there anyone encounter issue when do Cat9k IOS patching to version 17.09.05. Before start proceed with Software Update, there is readiness check result need to be done/pass. What we had encounter is the readiness check failed at stage "Flash ch...

YH Chua by Level 1
  • 82 Views
  • 0 replies
  • 0 Helpful votes

Mail ERROR after ISE and SMTP setup

I set smtp on window server 2012 r2 to receive ISE's warning alarm by mail and succeeded from ise to that server and test connection And I set up my email in Configuration Changed, but it didn't come, and I checked it through tcp dump I think I sent ...

CCC3 by Level 1
  • 50 Views
  • 0 replies
  • 0 Helpful votes

【第2回】Sandboxを試そう!~Umbrellaの紹介と接続~

はじめに   Ciscoが提供するDevNet Sandboxについて紹介する、第2弾のテーマは「Cisco Umbrella」です。前回はSandboxの概要と「Meraki Always-on」について、接続方法からAPIの試行までをご紹介しました。今回は、前回紹介しきれなかったSandboxの別のラボの説明と接続方法、実際の操作画面など、画像を参照しながらご紹介していこうと思います。前回記事のURLは下記に設置していますので、併せてご参照ください。   前回 【第1回】Sandboxを試そ...

スクリーンショット 2024-05-22 134651.png スクリーンショット 2024-05-22 141831.png スクリーンショット 2024-06-20 123632.png スクリーンショット 2024-06-20 124026.png
khada by Cisco Employee
  • 32 Views
  • 0 replies
  • 1 Helpful votes