Publications

S2: A Distributed Configuration Verifier for Hyper-Scale Networks

Dan Wang , Peng Zhang , Wenbing Sun , Wenkai Li , Xing Feng , Hao Li ,
Jiawei Chen
,
Weirong Jiang
, and
Yongping Tang

Proceedings of ACM SIGCOMM'25

Nüwa: Efficient Generative Control Plane for AI Network Simulation

Wenkai Li ,
Ran Shu
, Peng Zhang , and
Yongqiang Xiong

Proceedings of APNet'25

NDD: A Decision Diagram for Network Verification

Zechun Li , Peng Zhang , Yichi Zhang , and
Hongkun Yang

Proceedings of USENIX NSDI'25

Outstanding Paper Award

Expresso: Comprehensively Reasoning About External Routes Using Symbolic Simulation

Dan Wang , Peng Zhang , and Aaron Gember-Jacobson

Proceedings of ACM SIGCOMM'24

PDF Slide Video

Best Paper Honorable Mention

Automatic Configuration Repair

Xu Liu , Peng Zhang ,
Anubhavnidhi Abhashkumar
,
Jiawei Chen
, and
Weirong Jiang

Proceedings of ACM HotNets'24

Modular Data Plane Verification for Compositional Networks

Xu Liu , Peng Zhang , Hao Li , and Wenbing Sun

Proceedings of ACM CoNEXT'23

Network Specification Mining with High Fidelity and Scalability

Ning Kang , Peng Zhang , Hao Li ,
Sisi Wen
,
Chaoyang Ji
, and
Yongqiang Yang

Proceedings of IEEE ICNP'23

LemonNFV: Consolidating Heterogeneous Network Functions at Line Speed

Hao Li ,
Yihan Dang
,
Guangda Sun
,
Guyue Liu
,
Danfeng Shan
, and Peng Zhang+

Proceedings of USENIX NSDI'23

PDF Slide Video

Symbolic Router Execution

Peng Zhang , Dan Wang , and Aaron Gember-Jacobson

Proceedings of ACM SIGCOMM'22

PDF Slide Video

Differential Network Analysis

Peng Zhang , Aaron Gember-Jacobson ,
Yueshang Zuo
,
Yuhao Huang
, Xu Liu , and Hao Li

Proceedings of USENIX NSDI'22

PDF Slide Video Code Web

Programming Network Stack for Middleboxes with Rubik

Hao Li ,
Changhao Wu
,
Guangda Sun
, Peng Zhang ,
Danfeng Shan
,
Tian Pan
, and
Chengchen Hu

Proceedings of USENIX NSDI'21

PDF Slide Video

Network-Wide Forwarding Anomaly Detection and Localization in Software Defined Networks

Peng Zhang ,
Fangzheng Zhang
,
Shimin Xu
,
Zuoru Yang
, Hao Li ,
Qi Li
,
Huanzhao Wang
,
Chao Shen
, and
Chengchen Hu

IEEE/ACM Transactions on Networking

Verifying Rule Enforcement in Software Defined Networks with REV

Peng Zhang ,
Hui Wu
,
Dan Zhang
, and
Qi Li

IEEE/ACM Transactions on Networking

Incremental Network Configuration Verification

Peng Zhang ,
Yuhao Huang
, Aaron Gember-Jacobson ,
Wenbo Shi
, Xu Liu ,
Hongkun Yang
, and
Zhiqiang Zuo

Proceedings of ACM HotNets'20

APKeep: Realtime Verification for Real Networks

Peng Zhang , Xu Liu ,
Hongkun Yang
, Ning Kang ,
Zhengchang Gu
, and Hao Li

Proceedings of USENIX NSDI'20

PDF Slide Video Code Web

A Modular Compiler for Network Programming Languages

Hao Li , Peng Zhang ,
Guangda Sun
,
Chengchen Hu
,
Danfeng Shan
,
Tian Pan
, and
Qiang Fu

Proceedings of ACM CoNEXT'20

Fast Data Plane Testing for Software-Defined Networks With RuleChecker

Peng Zhang ,
Cheng Zhang
, and
Chengchen Hu

IEEE/ACM Transactions on Networking

FOCES: Detecting Forwarding Anomalies in Software Defined Networks

Peng Zhang ,
Shimin Xu
,
Zuoru Yang
, Hao Li ,
Qi Li
,
Huanzhao Wang
, and
Chengchen Hu

Proceedings of IEEE ICDCS'18

Towards Rule Enforcement Verification for Software Defined Networks

Peng Zhang

Proceedings of IEEE INFOCOM'17

Stick to The Script: Monitoring The Policy Compliance of SDN Data Plane

Peng Zhang , Hao Li ,
Chengchen Hu
,
Liujia Hu
, and
Lei Xiong

Proceedings of ACM/IEEE ANCS'16

Modular SDN Compiler Design with Intermediate Representation

Hao Li ,
Chengchen Hu
, Peng Zhang , and
Lei Xie

Poster Session of ACM SIGCOMM'16

Mind the Gap: Monitoring the Control-Data Plane Consistency in Software Defined Networks

Peng Zhang , Hao Li ,
Chengchen Hu
,
Liujia Hu
,
Lei Xiong
,
Ruilong Wang
, and
Yuemei Zhang

Proceedings of ACM CoNEXT'16