#ppp chap hostname JohnS #ppp chap password cisco #no shut #int g0/0 #no ip add #pppoe enable #pppoe-client dial-pool-number 2 #no shut. GRE (Generic Routing Encapsulation) Tunneling. Characs: 1. IETF standard (RFC 2784) 2. IP header, 47 used int protocol field 3. Stateless. No flow control 4. No strong security mechanisms.

encapsulation ppp < ———- The type of encapsulation dialer in-band dialer idle-timeout 0 dialer string gsm dialer-group 1 < ——— The ACL configured for the dialer, in this case ACL 1 async mode interactive ppp chap hostname < —- The username and the authentication method ppp chap hostname paul ppp chap password test1 My idea was as follows, rta sends a challenge to rtb, rtb receives the challenge with hostname brian,looks up the local database and see's the password test.The received id,random number and password test are hashed and sent back to rta in a challenge response. PPP Authentication Using the ppp chap hostname and ppp authentication chap callin Commands PPP Callback for DDR Overview (client and server required) 0 · Share on Facebook Share on Twitter The PAP secrets file is very similar to that used by CHAP. The first two fields always contain a user name and a server name; the third holds the PAP secret. When the remote sends an authenticate request, pppd uses the entry that has a server field equal to the local hostname, and a user field equal to the user name sent in the request. PPP is the protocol used for establishing internet links over dial-up modems, DSL connections, and many other types of point-to-point links. The pppd daemon works together with the kernel PPP driver to establish and maintain a PPP link with another system (called the peer) and to negotiate Internet Protocol (IP) addresses for each end of the link.

The PAP Secrets File

CCNA: PPP and PPPoE 3 minute read Rules: Create a username (the hostname of neighbor router) In interface, change ecapsulation to PPP (default is HDLC) Enable authentication using CHAP, PAP, or both. Configuring PPP:

Note: By default, the router uses its hostname to identify itself to the peer. However, this CHAP username can be changed through the ppp chap hostname command. Refer to PPP Authentication Using the ppp chap hostname and ppp authentication chap callin Commands for more information.

Apr 24, 2018 ppp chap hostname - gattner.name Command Description: Use the ppp chap hostname interface configuration command to create a pool of dialup routers that all appear to be the same host when authenticating with CHAP. The hostname that is sent with chap is normally the host name of the router. This command allows the CHAP username that is sent to be independent of the routers host name. What is PPP? : What is CHAP ? Explanation with Examples CHAP periodically verifies the identity of the remote host using a three-way handshake. The hostname and passwords must match on both router. Remote Office router. RO# config t RO(config-if)# username HQ password orbit RO(config-if)# encapsulation ppp RO(config-if)# ppp authentication chap RO(config-if)# end. HQ router. HQ# config t How-to:Configure PPP authentication Part2 (CHAP Each router must have a username/password command with the username configured as the hostname (Case sensitive) of its peer. You can change the username (hostname by default) sent by the CHAP process using the command ppp chap hostname and the password using the command ppp chap password under the interface configuration mode.