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How does MC-LAG work?
MLAG takes the benefits of link aggregation and spreads them across a pair of data center switches to deliver system level redundancy as well network level resiliency. Arista’s MLAG feature allows you to scale at Layer 2 without wasting bandwidth in Spanning Tree Blocked mode.
What is MC-LAG ICL?
A multichassis LAG (MCLAG) provides node-level redundancy by grouping two FortiSwitch models together so that they appear as a single switch on the network.
How does VRRP work Juniper?
VRRP enables hosts on a LAN to make use of redundant routing platforms on that LAN without requiring more than the static configuration of a single default route on the hosts. The VRRP routing platforms share the IP address corresponding to the default route configured on the hosts.
Does VRRP load balancer?
A VRRP group in load balancing mode is used to implement load balancing. The configuration roadmap is as follows: Assign an IP address to each interface and configure a routing protocol to ensure network connectivity.
When would you use MC-LAG?
Multichassis link aggregation groups (MC-LAGs) enable a client device to form a logical LAG interface between two MC-LAG peers. An MC-LAG provides redundancy and load balancing between the two MC-LAG peers, multihoming support, and a loop-free Layer 2 network without running STP.
What is Juniper ESI lag?
ESI link aggregation groups (ESI-LAGs) enable one or more client devices to form a logical link aggregation group (LAG) interface with the peers. You can create ESI-LAGs by using EX9200 devices as the core devices.
What are two benefits of VRRP?
The benefits of VRRP are as follows:
- Redundancy—Enables you to configure multiple routers as the default gateway router, which reduces the possibility of a single point of failure in a network.
- Load sharing—Allows traffic to and from LAN clients to be shared by multiple routers.
What are the benefits of VRRP over IRB?
Benefits of active-active bridging and VRRP over IRB functionality include: An MC-LAG reduces operational expenses by providing active-active links with a LAG, eliminates the need for Spanning Tree Protocol (STP), and provides faster Layer 2 convergence upon link and device failures.
How does active active bridging over IRB work?
Active-Active bridging over IRB functionality uses the address resolution protocol (ARP) Active-Active MC-LAG. Suppose one of the PE routers issues an ARP request and another PE router gets the response and, because of the aggregated Ethernet distribution logic, the ARP resolution is not successful.
What are the benefits of MC LAG in Layer 2?
MC-LAG provides additional benefits over traditional LAG in terms of node-level redundancy, multihoming support, and a loop-free Layer 2 network without running Spanning Tree Protocol (STP). The MC-LAG devices use Inter-Chassis Control Protocol (ICCP) to exchange the control information between two MC-LAG network devices.
Which is the campus core router for MC LAG?
In above topology 2 x EX 9208 are deployed as Campus Core Router/ Switch. ae0 is configured as ICL-PL and ae1 is configured as ICL between MC-LAG pair. Access Layer devices (which is EX 4300 VC) is connected on ae3 on MC-LAG pair (through normal LAG at access side and MC-AE on MC-LAG pair).