Chapter 8 Configuring IEEE 802.1Q Tunneling and Layer 2 Protocol Tunneling on the ML-Series Card

Understanding VLAN-Transparent and VLAN-Specific Services

bridge-group 40

Example 8-2 ML_Series B Configuration

no ip routing

bridge 30 protocol ieee bridge 40 protocol ieee

!

!

interface FastEthernet0 no ip routing

mode dot1q-tunnel

bridge-group 30

!

interface FastEthernet1 mode dot1q-tunnel

bridge-group 40

!

interface POS0

!

interface POS0.1 encapsulation dot1Q 30 bridge-group 30

!

interface POS0.2 encapsulation dot1Q 40 bridge-group 40

Understanding VLAN-Transparent and VLAN-Specific Services

The ML-Series card supports combining VLAN-transparent services and one or more VLAN-specific services on the same port. All of these VLAN-transparent and VLAN-specific services can be point-to-point or multipoint-to-multipoint.

This allows a service provider to combine a VLAN-transparent service, such as IEEE 802.1Q tunneling (QinQ), with VLAN-specific services, such as bridging specific VLANs, on the same customer port. For example, one customer VLAN can connect to Internet access and the other customer VLANs can be tunneled over a single provider VLAN to another customer site, all over a single port at each site. Table 8-1outlines the differences between VLAN-transparent and VLAN-specific services.

Table 8-1 VLAN-Transparent Service Versus VLAN-Specific Services

VLAN-Transparent Services

VLAN-Specific Services

 

 

Bridging only

Bridging or routing

 

 

One service per port

Up to 254 VLAN-specific services per port

 

 

Applies indiscriminately to all VLANs on the

Applies only to specified VLANs

physical interface

 

 

 

Note VLAN-transparent service is also referred to as Ethernet Wire Service (EWS). VLAN-specific service is also referred to as QinQ tunneling trunk UNI in Metro Ethernet terminology.

Cisco ONS 15310-CL and Cisco ONS 15310-MA Ethernet Card Software Feature and Configuration Guide R8.5

8-6

78-18133-01

 

 

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Cisco Systems 15310-MA, 15310-CL VLAN-Transparent Services VLAN-Specific Services, Example 8-2 MLSeries B Configuration
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15310-CL, 15310-MA specifications

Cisco Systems has established itself as a leader in the networking domain, offering a wide array of solutions to meet the needs of modern businesses. Among its impressive product lineup are the Cisco 15310-CL and 15310-MA routers, designed to provide advanced network performance and reliability.

The Cisco 15310-CL is a versatile platform that primarily serves as a carrier-class router aimed at supporting high-speed data and voice services. It is built to handle the demands of large enterprises and service providers, offering a robust design that ensures maximum uptime and performance. One of its standout features is its modular architecture, which enables users to customize their configurations based on specific application needs. This scalability allows for future expansion without the need for a complete hardware overhaul.

Key technologies integrated into the Cisco 15310-CL include high-density Ethernet interfaces and a comprehensive suite of Layer 2 and Layer 3 protocol support. The device is capable of supporting multiple types of connections, including TDM, ATM, and Ethernet. This flexibility makes it an ideal choice for organizations that require seamless migration between various service types. Moreover, with features such as MPLS (Multiprotocol Label Switching) support and advanced Quality of Service (QoS) mechanisms, the router ensures that critical applications receive the necessary bandwidth and low latency required for optimal performance.

In contrast, the Cisco 15310-MA focuses on access solutions, providing a cost-effective entry point for businesses looking to enhance their network capabilities. It is well-suited for smaller offices or branch locations that need reliable connectivity without the expense and complexity associated with larger systems. The device supports a range of access methods and provides essential features like firewall capabilities, VPN support, and comprehensive security measures to protect sensitive data.

Both models benefit from Cisco's commitment to security and manageability, offering features like enhanced encryption protocols and user authentication mechanisms that help safeguard networks against threats. Additionally, they can be managed through Cisco’s intuitive software tools, simplifying configuration and monitoring tasks for IT administrators.

The Cisco 15310-CL and 15310-MA are ideal solutions for businesses seeking to enhance their network infrastructure, ensuring firms can keep pace with evolving technology demands while maintaining a focus on security and performance. Their combination of advanced features, modular capabilities, and robust support makes them valuable assets in the networking landscape.
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