Differences between revisions 2 and 11 (spanning 9 versions)

Cisco and Networking Acronyms

VLAN - Virtual lan
- 802.1q
WiFi - Wireless Fidelity
- WPA2 (WPA is an 802.11i)
  - AES - Encryption
- 802.1x (NAC)
- 802.11 b(2.4Ghz-3ch) g n(150) a(5Ghz-12ch) ac
MPLS - Multiprotocol Label Switching
- VRF - Virtual routing and forwarding
  - VRF lite (VRFs without MPLS)
QOS
- policy
Nexus
- Enable individual features in software
  - feature lacp
  - feature vpc
- vPC (virtual port channel)
  - Rules
    - forward a frame received on a member link out any other member link
    - VPC peer link - only used during failure of member link to reach matching member link.
      - Gotcha:
        peer link and OSPF device on vlan, sends ospf traffic to wrong peer(multicast mac) and it is not allowed to forward it to correct peer.
    - peer-keepalive link, keep separate from vPC link, to detect failure and prevent loops.
- fex (Fabric extender)
- port-channel
  - LACP, 802.3ad, 802.1ax, Cisco Etherchannel, NIC teaming
    - LACPDU frames to ensure correct bonding.
WWW
- BGP
- DNS servers.
- DMVPN Dynamic Multipoint VPN - dynamic secure overlay networks.
  1. mGRE - Multipoint. GRE (mGRE)
  2. NHRP - Next-Hop Resolution Protocol.
Voip - Voice over ip
- SIP
- E1 - 31 Channel ISDN
- MGCP - Media Gateway Control Protocol, (MGCP) is a signaling and call control communications protocol.
- SCCP - Skinny Client Control Protocol
- CM - Cisco Unified Communications Manager Version 9.0
- DWDM - Dense wavelength division multiplexing
  - 40 channels at 100 GHz spacing or 80 channels with 50 GHz spacing.
- CWDM
  - provides up to 16 channels across multiple transmission windows
- Gray Lasers
- ADVA -
NFV - network functions virtualization (NFV).
Routing protocols
- BGP
  - BGP-LS - (Was BGP-TE Traffic Engineering)
    - Carry link info in TLV's e.g. BW etc.
      - TLV - Type-length-value
      - NLRI - Network Layer Reachability Information - is exchanged between BGP routers using UPDATE messages
- OSPF
- ISIS
- RIP
- EIGRP ( Cisco Proprietary)

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-  ⇤ ← Revision 2 as of 2016-05-11 13:49:43 → 
  Size: 298
  Editor: PieterSmit
  Comment:
+   ← Revision 11 as of 2016-05-15 10:02:13 → ⇥
  Size: 2295
  Editor: PieterSmit
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 8:
- * WiFi - Wireless Fidility
+ * WiFi - Wireless Fidelity
 Line 12:
+   * 802.11 b(2.4Ghz-3ch) g n(150) a(5Ghz-12ch) ac
-Line 15:
+Line 16:
+     * VRF lite (VRFs without MPLS)

 * QOS
   * policy

 * Nexus
   * Enable individual features in software
     * feature lacp
     * feature vpc
   * vPC (virtual port channel)
     * Rules
       * forward a frame received on a member link out any other member link 
       * VPC peer link - only used during failure of member link to reach matching member link.
         * Gotcha:
           * peer link and OSPF device on vlan, sends ospf traffic to wrong peer(multicast mac) and it is not allowed to forward it to correct peer.
       * peer-keepalive link, keep separate from vPC link, to detect failure and prevent loops.

   * fex (Fabric extender)
   * port-channel
     * LACP, 802.3ad, 802.1ax, Cisco Etherchannel, NIC teaming
       * LACPDU frames to ensure correct bonding. 

 * WWW
   * [[BGP]]
   * DNS servers.
   * DMVPN Dynamic Multipoint VPN - dynamic secure overlay networks.
     1. mGRE - Multipoint. GRE (mGRE) 
     2. NHRP - Next-Hop Resolution Protocol.

 * Voip - Voice over ip
   * SIP
   * E1 - 31 Channel ISDN
   * MGCP - Media Gateway Control Protocol, (MGCP) is a signaling and call control communications protocol.
   * SCCP - Skinny Client Control Protocol
   * CM - Cisco Unified Communications Manager Version 9.0

 * 
   * DWDM - Dense wavelength division multiplexing
     *  40 channels at 100 GHz spacing or 80 channels with 50 GHz spacing. 
   * CWDM
     * provides up to 16 channels across multiple transmission windows
   * Gray Lasers
   * ADVA - 

 * NFV - network functions virtualization (NFV).
 
 * Routing protocols
   * BGP
     * BGP-LS - (Was BGP-TE Traffic Engineering)
       * Carry link info in TLV's e.g. BW etc.
         * TLV - Type-length-value
         * NLRI - Network Layer Reachability Information - is exchanged between BGP routers using UPDATE messages
   * OSPF
   * ISIS
   * RIP
   * EIGRP ( Cisco Proprietary)