The cloud gateway is essential in the public cloud as the central hub of cloud traffic. We
show that horizontal scaling of software gateways, once sustainable for years, is no longer …

Programmable switches have been touted as an attractive alternative for deploying network
functions (NFs) such as network address translators (NATs), load balancers, and firewalls …

Edge clouds are expected to be a key revenue growth driver for cloud vendors in the next
decade; however, simply replicating the network infrastructure for the public cloud to the …

Bluebird: High-performance SDN for Bare-metal Cloud Services Page 1 This paper is included in the
Proceedings of the 19th USENIX Symposium on Networked Systems Design and Implementation …

Hardware/software hybrid flow table is common in modern commodity network devices, such
as NFV servers, smart NICs and SDN/OVS switches. The overall forwarding performance of …

As a simple and low-cost way to obtain enough computing resources, more and more
tenants migrate their tasks to the cloud. However, the frequent occurrence of abnormal …

Software-Defined Wide Area Networks (SD-WANs) are an emerging Software-Defined
Network (SDN) technology to reinvent Wide Area Networks (WANs) for ubiquitous network …

Resource sharing with its implied mutual interference has been considered a major concern
for running applications of multiple tenants in shared cloud datacenters. Besides its security …

In a multi-tenant cloud, cloud vendors provide services (eg, elastic load-balancing, virtual
private networks) on service nodes for tenants. Thus, the map** of tenants' traffic and …

The cloud vendors provide sharing resources for millions of tenants across the world to
achieve economies of scale. At the same time, the cloud network keeps the performance …