Firewall filters are similar to access control lists (ACLs). Firewall filters are stateless and inspect each packet individually. Because they are stateless traffic must be allowed in both directions. Configuration Routing policies and firewall filters have a common structure. ...continue reading
Junos routing policy allows an administrator to alter the default behaviour of a routing protocol. All routing protocols try to determine the best path to a destination based on the protocols definition of the best "metric". The Junos routing policy framework allows an...continue reading
Junos is the name of the operating system that is used to manage Juniper network devices. Fun fact Junos is built on a base of FreeBSD and is designed to be modular and secure while providing a uniform user interface across all platforms. Junos Features Common Code Base The...continue reading
Juniper protocol-independent routing covers IP routing components such as static routes and the various route tables within Junos that are not particular to any dynamic routing protocol. Routing Table The RE holds a copy of all routes from all protocols in its routing table....continue reading
Trace options are similar to running a debug in other vendors. Enable Tracing When tracing is enabled the results are stored in a trace file in the /var/log/ directory or sent to a remote syslog server. Remote logging is configured under the system > tracing ...continue reading
Junos has a robust authentication, authorization and accounting (AAA) system ensuring authenticated users have access to only the things their permissions allow. Authentication Junos supports two categories of user authentication. Local - On box user database Remote -...continue reading
"Amazon Simple Storage Service (Amazon S3) is an object storage service that offers industry-leading scalability, data availability, security, and performance". At a high level S3 has the following characteristics: Object based storage for static files that do not change. EG: JPEG,...continue reading
8 steps to configure iBGP. Configure a router-id Configure an autonomous system number Configure transport routing protocol Configure a BGP group and define the peer type Configure a BGP group local address Add neighbors to the peer group Define a routing policy to...continue reading
3 steps to configure OSPFv3. Create a router-id (optional) Assign OSPF neighbor facing interfaces to OSPF area Inject routes into OSPF via passive interfaces Configuration Create a router-id. cmd set routing-options router-id 10.255.1.1 Assign OSPF neighbor facing...continue reading
6 steps to configure eBGP. Configure a router-id Configure an autonomous system number Configure a BGP group and define the peer type Add neighbors to the peer group Define a routing policy to export routes Assign the routing policy to the BGP group Configuration ...continue reading
7 steps to configure VRRP. Enable VRRPv3 Define a VRRP group number Configure a virtual IP address Configure a virtual link-local address (IPv6 only) Configure a priority Configure preempt (optional) Configure router advertisement properties (IPv6 only) ...continue reading
4 steps to configure RIPng. Define a RIPng group Assign interfaces to the RIPng group Define a routing policy to export routes Assign the routing policy to the RIPng group Configuration Define a RIPng group. cmd set protocols ripng group RIPNG-GROUP Assign...continue reading
1 step to configure a static route. Configure static route under routing-options section Configuration Configure static route under routing-options section. cmd set routing-options static route 10.1.23.0/24 next-hop 10.1.12.2 Topology P1R1 cmd set routing-options static...continue reading
3 steps to configure OSPFv2. Create a router-id (optional) Assign OSPF neighbor facing interfaces to OSPF area Inject routes into OSPF via passive interfaces Configuration Create a router-id. cmd set routing-options router-id 10.255.1.1 Assign OSPF neighbor facing...continue reading
4 steps to configure RIPv2. Define a RIP group Assign interfaces to the RIP group Define a routing policy to export routes Assign the routing policy to the RIP group Configuration Define a RIP group. cmd set protocols rip group RIP-GROUP Assign interfaces to the RIP...continue reading
3 steps to configure Syslog. Define a logging policy Define remote logging servers Define a logging source address (optional) Configuration Log to a local file. Logs are stored in the /var/log directory. Define a logging policy. cmd set system syslog user * any...continue reading